. >> reporter: but in switzerland, russia's foreign minister, sergey lavrov, again said moscow was protecting russian citizens in crimea. and he lashed back at threats of economic penalties. >> ( translated ): those who attempt to interpret the situation as an act of aggression and threaten us with sanctions and boycotts, these are the very same partners of ours who consistently have encouraged political forces close to them to deliver an ultimatum and refuse dialogue, to ignore the concerns of southern and eastern regions of ukraine, which has ultimately polarized ukrainian society. >> reporter: back in kiev, rumors of war stirred differing responses. this couple, a ukrainian woman and russian man, urged calm. >> ( translated ): we are against the conflict. we are for peace and friendship. we do not want war. >> we do not want people to kill each other. we want people to live peacefully everywhere, on all continents and everywhere in other countries. >> reporter: but others seemed ready to man the ramparts. >> we have no fear at all. now our children are going to military registration office